Conningbeg Rock, located off Hook Head, is a challenging marine site featuring a combination of reef and wreck topography. Divers can explore depths ranging from 10 to 45 metres, with an average depth of 25 metres. Due to its offshore location, approximately 11 kilometres from the coast, this site requires boat access. Conditions are characterised by strong currents and potential surf, making it suitable for intermediate divers. Facilities including parking, toilets, and showers are available at the departure point, with boat charters required to reach the site. No specific marine life data is available for this location.

Three Mile Rock at Hook Head is a challenging marine site featuring a combination of reef, wall, and cave topography. Located approximately 4828 metres from the shore, this site requires boat access and is suited for advanced divers due to strong currents and the presence of overhead environments. Depths range from 3 to 35 metres, with an average depth of 10 metres. Visibility varies significantly, ranging from 7 to 30 metres depending on conditions. Water temperatures fluctuate between 9C and 15C throughout the year. Divers should be prepared for the technical nature of the site, including cave navigation and current management.

Pollock Rock at Hook Head is a reef dive site requiring boat access. The site features an average depth of approximately 10 metres, with recorded depths consistently around 9 to 10 metres. Divers should be aware that conditions at this location include strong currents and potential rip currents. Due to these environmental factors, the site is best suited for those comfortable with current-prone waters. Water temperatures in this region fluctuate throughout the year, ranging from 9C in the late winter and early spring to 16C during the late summer months. Facilities available in the area include parking, toilets, showers, and boat charter services.

Kilmore Rock is a marine dive site located off Kilmore Quay in Wexford, Ireland. The site features a consistent depth of approximately 11 metres. Given the variable nature of the local marine environment, water temperatures fluctuate throughout the year, ranging from 9C in the late winter months to 16C during the late summer and early autumn. Access to this site is typically managed via boat from the nearby harbour. It is suitable for divers who are comfortable with temperate marine conditions. As there is no specific data regarding marine life at this location, divers should expect typical temperate Atlantic conditions.

Great Saltee Island, located 5000 metres from Kilmore Quay, offers a distinct snorkelling experience across kelp forests and rocky reefs. The site features depths ranging from 2 to 8 metres, with an average depth of 5 metres. Access is possible via both shore and boat, though snorkellers should be aware of strong currents, surf, and boat traffic in the area. Given the challenging conditions, this site is best suited for intermediate snorkellers. Water temperatures fluctuate between 9C and 16C throughout the year. Typical sessions last approximately 60 minutes.

3 Mile Rock at Hook Head, Ireland, is an advanced dive site featuring a complex topography of reefs, walls, and caves. Located 1800 metres offshore, this site requires boat access and is subject to strong currents. Divers can explore depths ranging from 15 to 35 metres, with an average depth of 25 metres. Visibility at the site varies between 3 and 15 metres. The environment supports a variety of temperate marine life typical of the region, including various reef fish and invertebrates. Due to the presence of overhead environments and strong currents, this site is suitable only for experienced divers.

Solomon's Hole at Hook Head is a natural limestone sea arch and enclosed pool located south of Slade Harbour. Divers and snorkellers can navigate through the arch into a sheltered gully. The site is a reef environment with an average depth of 10 metres, reaching a maximum of 12 metres. Access is via a shore entry, with the site situated 300 metres from the coast. Conditions vary, with moderate currents and potential surf, making this site suitable for intermediate divers. Water temperatures fluctuate between 9C and 16C throughout the year. Parking is available at the location, and guided tours are offered for those visiting the area.

The Bathtub is a natural rock pool situated just west of the Hook Head Lighthouse in Ireland. This site features a sheltered pool environment that transitions into a series of deep gullies. Suitable for beginners, the site offers shore access and is rated highly for snorkelling. Depths typically range from 1 to 8 metres, with an average of 4 metres. Conditions vary, with visibility ranging between 4 and 10 metres and moderate currents present. Hazards at this location include deep water, potential entanglement, and surf. Facilities available nearby include parking and a cafe.